package com.heima.behavior.service.Impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApCollectionBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.CollectionBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApCollection;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ApCollectionBehaviorServiceImpl implements ApCollectionBehaviorService {
    @Autowired
    MongoTemplate mongoTemplate;
    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Override
    public ResponseResult collectBehavior(CollectionBehaviorDTO dto) {
//        1.校验参数 需要登录 文章id不能null  操作类型 0 或 1
        if(dto==null){
            CustException.cust(AppHttpCodeEnum.PARAM_INVALID,"参数异常!");
        }
        ApUser user = AppThreadLocalUtils.getUser();
        if (user==null) {
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN,"需要登录后操作!");
        }
        Integer userId = user.getId();
//        2.根据userId查询行为实体数据
        ApBehaviorEntry apBehaviorEntry = apBehaviorEntryService.findByUserIdOrEquipmentId(userId, dto.getEquipmentId());
//        3.如果是收藏操作 判断是否已经收藏
        ApCollection apCollection = mongoTemplate.findOne(Query.query(Criteria.where("entryId").is(apBehaviorEntry.getId()).and("articleId").is(dto.getArticleId()).and("type").is(dto.getType())), ApCollection.class);
//        4.如果未收藏 新增收藏行为
        if(dto.getOperation()==0&&apCollection==null){
            ApCollection collection = new ApCollection();
            BeanUtils.copyProperties(dto,collection);
            collection.setEntryId(apBehaviorEntry.getId());
            collection.setCollectionTime(new Date());
            mongoTemplate.save(collection);
            return ResponseResult.okResult();
        }
//        5.如果是取消收藏操作  删除收藏行为
        mongoTemplate.remove(apCollection);
        return ResponseResult.okResult();
    }
}
